<!DOCTYPE html>
<html>
 
<head>
  <meta charset="UTF-8">
  <style>
    /* 填写样式 */
  </style>
</head>
 
<body>
  <form>
    <!-- 补全代码 -->
    <input type="password" value="nowcoder">
    <input type="checkbox" checked>
  </form>
  <script type="text/javascript">
    // 填写JavaScript
 
  </script>
</body>
 
</html>
